| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] as far back | 43 |
|
| 2 | [vb pp] as far back | 20 |
|
| 3 | [v-ing] as far back | 7 |
|
| 4 | [vb past] as far back | 7 |
|
| 5 | go as far back | 5 |
|
